To Assess the Effect of SCD-044 Treatment on Moderate to Severe Plaque Psoriasis

Inclusion Criteria:

1. Males and non-pregnant non-lactating females with a diagnosis of predominantlyplaque psoriasis for ≥ 6 months as determined by subject interview and confirmationof diagnosis through physical examination by Investigator.

2. Aged at least 18 years.

3. Subjects with no history of active TB or symptoms of TB

Exclusion Criteria:

1. Subjects with non-plaque forms of psoriasis-like erythrodermic psoriasis, pustularpsoriasis, medication-induced, or medication exacerbated psoriasis or new-onsetguttate psoriasis.

2. Subjects who have anticipated the requirement of topical therapy, phototherapy, orsystemic therapy for psoriasis during the trial.

3. Subjects with history or presence of uveitis